HMS Racer was a 6-gun Nightingale-class cutter built for the Royal Navy in 1818.

The ship's tonnage was 122 tons burthen.

[1] The Nightingale class was armed with two 6-pounder cannon and four 6-pounder carronades.

The ships had a crew of 34 officers and ratings.

[2] Racer, the third ship of her name to serve in the Royal Navy,[3] was ordered in 1817, laid down in August 1817 at Pembroke Dockyard, Wales, and launched on 4 April 1818.